Revitalize Your Skin: The Benefits of Copper Peptide for Youthful Glow Fitish Most people don't know GHK Cu by name. Their face does. It's the peptide your body uses to signal collagen production, repair tissue, Instagram Growth Hormone and Aging Endotext NCBI Bookshelf What is the safe topical dosing, duration, and contraindications for the copperbinding peptide GHKCu for wound healing or antiaging? Defy GHK Cu (glycyl L histidyl L lysine) is a naturally occurring copper binding peptide found in human plasma. As levels decline with age, so may its support of the biological processes involved in collagen production, skin Advanced GHK Cu Neck & Face Serum Premium Quality Neurogan Health